2006
DOI: 10.4025/actascibiolsci.v28i2.1028
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Variação sazonal na alimentação de <em>Pimelodella</em> cf. <em>gracilis</em> (Osteichthyes, Siluriformes, Pimelodidae) no rio Amambai, Estado de Mato Grosso do Sul

Abstract: Esse estudo teve como objetivo descrever a dieta e analisar a atividade alimentar de Pimelodella cf. gracilis no rio Amambai, Estado de Mato Grosso do Sul, ao longo das quatro estações do ano. Para tanto, analisou-se o conteúdo estomacal e calculou-se o Índice de Repleção Estomacal de 232 indivíduos. Os resultados obtidos demonstram que essa espécie é onívora e generalista, pois consome itens alimentares de origens diversas, tais como material vegetal, insetos terrestres e aquáticos, moluscos, escamas de peixe… Show more

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“…The number of publications concerning the diet and trophic structure of the fish fauna of the Paraná River Basin has increased in recent years (HAHN et al 1997, LIMA-JUNIOR & GOITEIN, 2004, VIANA et al 2006, HAHN & FUGI 2007, ABUNJARA et al 2009, BENNEMANN et al 2011, VIANA et al 2013). However, very few studies have been conducted in the part of the basin that includes areas of the Cerrado.…”
mentioning
confidence: 99%
“…The number of publications concerning the diet and trophic structure of the fish fauna of the Paraná River Basin has increased in recent years (HAHN et al 1997, LIMA-JUNIOR & GOITEIN, 2004, VIANA et al 2006, HAHN & FUGI 2007, ABUNJARA et al 2009, BENNEMANN et al 2011, VIANA et al 2013). However, very few studies have been conducted in the part of the basin that includes areas of the Cerrado.…”
mentioning
confidence: 99%